GM Service Manual Online
For 1990-2009 cars only

Electronic Brake Control Module C1


Object Number: 155186  Size: CH

Connector Part Information

    • 12110088
    • 24-Way F Micro-Pack 100 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A1

TAN

800

Serial Data (UART)

A2

BRN

882

Right Rear Wheel Speed Sensor High

A3

BLK

884

Left Rear Wheel Speed Sensor High

A4

DK GRN

872

Right Front Wheel Speed Sensor High

A5

LT BLU

830

Left Front Wheel Speed Sensor High

A6

LT GRN

1656

Low Traction Indicator Control

A7

WHT

852

ABS Warning Indicator Control

A8

--

PLUGGED

Not Used

A9

BRN

341

Switch Ignition

A10

DK GRN

1288

Left Front Brake Solenoid Valve Control

A11

PNK

1632

Electronic Brake Control Relay Control

A12

--

PLUGGED

Not Used

B1

WHT

883

Right Rear Wheel Speed Sensor Low

B2

RED

885

Left Rear Wheel Speed Sensor Low

B3

TAN

833

Right Front Wheel Speed Sensor Low

B4

YEL

873

Left Front Wheel Speed Sensor Low

B5

TAN/WHT

33

Brake Warning Indicator Control

B6

LT BLU

1289

Right Front Brake Solenoid Valve Control

B7-B8

--

PLUGGED

Not Used

B9

WHT

17

Brake Switch Input

B10-B11

--

PLUGGED

Not Used

B12

ORN

640

Battery Input

Electronic Brake Control Module C2


Object Number: 155187  Size: CH

Connector Part Information

    • 121106626
    • 8-Way F Metri-Pack Flex Lock (GRY)

Pin

Wire Color

Circuit No.

Function

A

PPL

1282

Right Front Brake Motor High

B

BLK

1283

Right Front Brake Motor Low

C

Red

1633

Switched Battery Input Ground

D

BLK

251

Ground

E

ORN

1285

Rear Brake Motor Low

F

DK GRN

1284

Rear Brake Motor High

G

BLK

1280

Left Front Brake Motor High

H

PNK

1281

Left Front Brake Motor Low